There are six firms in an industry with sales at $1 million, $3 million, $5 million, $7 million, $8 million, and $12 million, respectively. The four-firm concentration ratio is:

Choose the correct option to make the sentence TRUE: In the case of Nike, if the workers in foreign factories knew about the working conditions, …

From the table, in the international market, US should:

From the first table, which of the following statements is correct?

Choose the correct option to make the sentence TRUE: In the case of Nike, if the workers in foreign factories knew about the working conditions, …

Which game does free-rider problem resemble most

From the figure, US government revenue from the tariff is

Choose the incorrect statement about lobbying:

Which of the following mostly contributed to iTunes to become a dominant player in the Spotify case study?

Which of the following is an example of an implementation stage in normal political development being replaced by private politics?